




'''simple docstring'''



import unittest

from transformers import PegasusConfig, PegasusTokenizer, is_flax_available
from transformers.testing_utils import require_flax, slow

from ...test_configuration_common import ConfigTester
from ...test_modeling_flax_common import FlaxModelTesterMixin, ids_tensor


if is_flax_available():
 import os

 # The slow tests are often failing with OOM error on GPU
 # This makes JAX allocate exactly what is needed on demand, and deallocate memory that is no longer needed
 # but will be slower as stated here https://jax.readthedocs.io/en/latest/gpu_memory_allocation.html
 lowerCamelCase_									=		'platform'
 import jax
 import jax.numpy as jnp
 import numpy as np

 from transformers import FlaxPegasusForConditionalGeneration, FlaxPegasusModel







@require_flax
class 						lowercase_       :


   """simple docstring"""

   lowerCamelCase_							    =		PegasusConfig
   lowerCamelCase_							    =		{}
   lowerCamelCase_							    =		'gelu'



   def __init__(       self   :      List[Any]    , __lowerCamelCase   :      int    , __lowerCamelCase   :      Union[str, Any]=1_3    , __lowerCamelCase   :      List[Any]=7    , __lowerCamelCase   :      Any=True    , __lowerCamelCase   :      Dict=False    , __lowerCamelCase   :      List[str]=9_9    , __lowerCamelCase   :      int=3_2    , __lowerCamelCase   :      int=5    , __lowerCamelCase   :      Optional[int]=4    , __lowerCamelCase   :      Optional[int]=3_7    , __lowerCamelCase   :      Dict=0.1    , __lowerCamelCase   :      Optional[Any]=0.1    , __lowerCamelCase   :      int=2_0    , __lowerCamelCase   :      Dict=2    , __lowerCamelCase   :      str=1    , __lowerCamelCase   :      Union[str, Any]=0    , ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE			= parent
      _SCREAMING_SNAKE_CASE			= batch_size
      _SCREAMING_SNAKE_CASE			= seq_length
      _SCREAMING_SNAKE_CASE			= is_training
      _SCREAMING_SNAKE_CASE			= use_labels
      _SCREAMING_SNAKE_CASE			= vocab_size
      _SCREAMING_SNAKE_CASE			= hidden_size
      _SCREAMING_SNAKE_CASE			= num_hidden_layers
      _SCREAMING_SNAKE_CASE			= num_attention_heads
      _SCREAMING_SNAKE_CASE			= intermediate_size

      _SCREAMING_SNAKE_CASE			= hidden_dropout_prob
      _SCREAMING_SNAKE_CASE			= attention_probs_dropout_prob
      _SCREAMING_SNAKE_CASE			= max_position_embeddings
      _SCREAMING_SNAKE_CASE			= eos_token_id
      _SCREAMING_SNAKE_CASE			= pad_token_id
      _SCREAMING_SNAKE_CASE			= bos_token_id



   def 				lowerCAmelCase_     (       self   :      Any       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE			= ids_tensor([self.batch_size, self.seq_length - 1]    , self.vocab_size       ).clip(3    , self.vocab_size       )
      _SCREAMING_SNAKE_CASE			= np.expand_dims(np.array([self.eos_token_id] * self.batch_size       )    , 1       )
      _SCREAMING_SNAKE_CASE			= np.concatenate([input_ids, eos_tensor]    , axis=1       )

      _SCREAMING_SNAKE_CASE			= ids_tensor([self.batch_size, self.seq_length]    , self.vocab_size       )

      _SCREAMING_SNAKE_CASE			= self.config_cls(
          vocab_size=self.vocab_size    , d_model=self.hidden_size    , encoder_layers=self.num_hidden_layers    , decoder_layers=self.num_hidden_layers    , encoder_attention_heads=self.num_attention_heads    , decoder_attention_heads=self.num_attention_heads    , encoder_ffn_dim=self.intermediate_size    , decoder_ffn_dim=self.intermediate_size    , dropout=self.hidden_dropout_prob    , attention_dropout=self.attention_probs_dropout_prob    , max_position_embeddings=self.max_position_embeddings    , eos_token_ids=[2]    , bos_token_id=self.bos_token_id    , pad_token_id=self.pad_token_id    , decoder_start_token_id=self.pad_token_id    , **self.config_updates    , )
      _SCREAMING_SNAKE_CASE			= prepare_pegasus_inputs_dict(__lowerCamelCase    , __lowerCamelCase    , __lowerCamelCase       )
      return config, inputs_dict



   def 				lowerCAmelCase_     (       self   :      str    , __lowerCamelCase   :      Tuple    , __lowerCamelCase   :      List[Any]    , __lowerCamelCase   :      Union[str, Any]       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE			= 2_0
      _SCREAMING_SNAKE_CASE			= model_class_name(__lowerCamelCase       )

      _SCREAMING_SNAKE_CASE			= model.encode(inputs_dict["input_ids"]       )

      _SCREAMING_SNAKE_CASE,			_SCREAMING_SNAKE_CASE			= (
          inputs_dict["decoder_input_ids"],
          inputs_dict["decoder_attention_mask"],
      )

      _SCREAMING_SNAKE_CASE			= model.init_cache(decoder_input_ids.shape[0]    , __lowerCamelCase    , __lowerCamelCase       )
      _SCREAMING_SNAKE_CASE			= jnp.ones((decoder_input_ids.shape[0], max_decoder_length)    , dtype="i4"       )

      _SCREAMING_SNAKE_CASE			= jnp.broadcast_to(
          jnp.arange(decoder_input_ids.shape[-1] - 1       )[None, :]    , (decoder_input_ids.shape[0], decoder_input_ids.shape[-1] - 1)    , )
      _SCREAMING_SNAKE_CASE			= model.decode(
          decoder_input_ids[:, :-1]    , __lowerCamelCase    , decoder_attention_mask=__lowerCamelCase    , past_key_values=__lowerCamelCase    , decoder_position_ids=__lowerCamelCase    , )

      _SCREAMING_SNAKE_CASE			= jnp.array(decoder_input_ids.shape[0] * [[decoder_input_ids.shape[-1] - 1]]    , dtype="i4"       )
      _SCREAMING_SNAKE_CASE			= model.decode(
          decoder_input_ids[:, -1:]    , __lowerCamelCase    , decoder_attention_mask=__lowerCamelCase    , past_key_values=outputs_cache.past_key_values    , decoder_position_ids=__lowerCamelCase    , )

      _SCREAMING_SNAKE_CASE			= model.decode(__lowerCamelCase    , __lowerCamelCase       )

      _SCREAMING_SNAKE_CASE			= np.max(np.abs((outputs_cache_next[0][:, -1, :5] - outputs[0][:, -1, :5])       )       )
      self.parent.assertTrue(diff < 1e-3    , msg=F"""Max diff is {diff}"""       )



   def 				lowerCAmelCase_     (       self   :      Any    , __lowerCamelCase   :      Dict    , __lowerCamelCase   :      Tuple    , __lowerCamelCase   :      List[Any]       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE			= 2_0
      _SCREAMING_SNAKE_CASE			= model_class_name(__lowerCamelCase       )

      _SCREAMING_SNAKE_CASE			= model.encode(inputs_dict["input_ids"]       )

      _SCREAMING_SNAKE_CASE,			_SCREAMING_SNAKE_CASE			= (
          inputs_dict["decoder_input_ids"],
          inputs_dict["decoder_attention_mask"],
      )

      _SCREAMING_SNAKE_CASE			= jnp.concatenate(
          [
              decoder_attention_mask,
              jnp.zeros((decoder_attention_mask.shape[0], max_decoder_length - decoder_attention_mask.shape[1])       ),
          ]    , axis=-1    , )

      _SCREAMING_SNAKE_CASE			= model.init_cache(decoder_input_ids.shape[0]    , __lowerCamelCase    , __lowerCamelCase       )
      _SCREAMING_SNAKE_CASE			= jnp.broadcast_to(
          jnp.arange(decoder_input_ids.shape[-1] - 1       )[None, :]    , (decoder_input_ids.shape[0], decoder_input_ids.shape[-1] - 1)    , )

      _SCREAMING_SNAKE_CASE			= model.decode(
          decoder_input_ids[:, :-1]    , __lowerCamelCase    , decoder_attention_mask=__lowerCamelCase    , past_key_values=__lowerCamelCase    , decoder_position_ids=__lowerCamelCase    , )
      _SCREAMING_SNAKE_CASE			= jnp.array(decoder_input_ids.shape[0] * [[decoder_input_ids.shape[-1] - 1]]    , dtype="i4"       )
      _SCREAMING_SNAKE_CASE			= model.decode(
          decoder_input_ids[:, -1:]    , __lowerCamelCase    , past_key_values=outputs_cache.past_key_values    , decoder_attention_mask=__lowerCamelCase    , decoder_position_ids=__lowerCamelCase    , )

      _SCREAMING_SNAKE_CASE			= model.decode(__lowerCamelCase    , __lowerCamelCase    , decoder_attention_mask=__lowerCamelCase       )

      _SCREAMING_SNAKE_CASE			= np.max(np.abs((outputs_cache_next[0][:, -1, :5] - outputs[0][:, -1, :5])       )       )
      self.parent.assertTrue(diff < 1e-3    , msg=F"""Max diff is {diff}"""       )


def 					SCREAMING_SNAKE_CASE_					(				__A							:					int			,	__A							:					Optional[Any]			,	__A							:					Union[str, Any]			,	__A							:					List[str]=None			,	__A							:					Tuple=None			,	)					->					str:
   if attention_mask is None:
      _SCREAMING_SNAKE_CASE			= np.not_equal(_A			,	config.pad_token_id    ).astype(np.inta    )
   if decoder_attention_mask is None:
      _SCREAMING_SNAKE_CASE			= np.concatenate(
          [
              np.ones(decoder_input_ids[:, :1].shape			,	dtype=np.inta    ),
              np.not_equal(decoder_input_ids[:, 1:]			,	config.pad_token_id    ).astype(np.inta    ),
          ]			,	axis=-1			,	)
   return {
       "input_ids": input_ids,
       "decoder_input_ids": decoder_input_ids,
       "attention_mask": attention_mask,
       "decoder_attention_mask": decoder_attention_mask,
   }







@require_flax
class 						lowercase_       (					A	,    unittest.TestCase  ):


   """simple docstring"""

   lowerCamelCase_							    =		(
       (
           FlaxPegasusForConditionalGeneration,
           FlaxPegasusModel,
       )
       if is_flax_available()
       else ()
   )
   lowerCamelCase_							    =		(FlaxPegasusForConditionalGeneration,) if is_flax_available() else ()
   lowerCamelCase_							    =		True
   lowerCamelCase_							    =		False
   lowerCamelCase_							    =		False
   lowerCamelCase_							    =		False



   def 				lowerCAmelCase_     (       self   :      Tuple       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE			= FlaxPegasusModelTester(self       )
      _SCREAMING_SNAKE_CASE			= ConfigTester(self    , config_class=__lowerCamelCase       )



   def 				lowerCAmelCase_     (       self   :      str       ):

      """simple docstring"""
      self.config_tester.run_common_tests()



   def 				lowerCAmelCase_     (       self   :      Dict       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE,			_SCREAMING_SNAKE_CASE			= self.model_tester.prepare_config_and_inputs_for_common()
      for model_class in self.all_model_classes:
         self.model_tester.check_use_cache_forward(__lowerCamelCase    , __lowerCamelCase    , __lowerCamelCase       )



   def 				lowerCAmelCase_     (       self   :      Union[str, Any]       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE,			_SCREAMING_SNAKE_CASE			= self.model_tester.prepare_config_and_inputs_for_common()
      for model_class in self.all_model_classes:
         self.model_tester.check_use_cache_forward_with_attn_mask(__lowerCamelCase    , __lowerCamelCase    , __lowerCamelCase       )



   def 				lowerCAmelCase_     (       self   :      Optional[Any]       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE,			_SCREAMING_SNAKE_CASE			= self.model_tester.prepare_config_and_inputs_for_common()

      for model_class in self.all_model_classes:
         with self.subTest(model_class.__name__       ):
            _SCREAMING_SNAKE_CASE			= self._prepare_for_class(__lowerCamelCase    , __lowerCamelCase       )
            _SCREAMING_SNAKE_CASE			= model_class(__lowerCamelCase       )

            @jax.jit
            def encode_jitted(__lowerCamelCase   :      List[Any]    , __lowerCamelCase   :      int=None    , **__lowerCamelCase   :      List[Any]       ):
               return model.encode(input_ids=__lowerCamelCase    , attention_mask=__lowerCamelCase       )

            with self.subTest("JIT Enabled"       ):
               _SCREAMING_SNAKE_CASE			= encode_jitted(**__lowerCamelCase       ).to_tuple()

            with self.subTest("JIT Disabled"       ):
               with jax.disable_jit():
                  _SCREAMING_SNAKE_CASE			= encode_jitted(**__lowerCamelCase       ).to_tuple()

            self.assertEqual(len(__lowerCamelCase       )    , len(__lowerCamelCase       )       )
            for jitted_output, output in zip(__lowerCamelCase    , __lowerCamelCase       ):
               self.assertEqual(jitted_output.shape    , output.shape       )



   def 				lowerCAmelCase_     (       self   :      List[str]       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE,			_SCREAMING_SNAKE_CASE			= self.model_tester.prepare_config_and_inputs_for_common()

      for model_class in self.all_model_classes:
         with self.subTest(model_class.__name__       ):
            _SCREAMING_SNAKE_CASE			= model_class(__lowerCamelCase       )
            _SCREAMING_SNAKE_CASE			= model.encode(inputs_dict["input_ids"]    , inputs_dict["attention_mask"]       )

            _SCREAMING_SNAKE_CASE			= {
                "decoder_input_ids": inputs_dict["decoder_input_ids"],
                "decoder_attention_mask": inputs_dict["decoder_attention_mask"],
                "encoder_outputs": encoder_outputs,
            }

            @jax.jit
            def decode_jitted(__lowerCamelCase   :      str    , __lowerCamelCase   :      Optional[int]    , __lowerCamelCase   :      Optional[Any]       ):
               return model.decode(
                   decoder_input_ids=__lowerCamelCase    , decoder_attention_mask=__lowerCamelCase    , encoder_outputs=__lowerCamelCase    , )

            with self.subTest("JIT Enabled"       ):
               _SCREAMING_SNAKE_CASE			= decode_jitted(**__lowerCamelCase       ).to_tuple()

            with self.subTest("JIT Disabled"       ):
               with jax.disable_jit():
                  _SCREAMING_SNAKE_CASE			= decode_jitted(**__lowerCamelCase       ).to_tuple()

            self.assertEqual(len(__lowerCamelCase       )    , len(__lowerCamelCase       )       )
            for jitted_output, output in zip(__lowerCamelCase    , __lowerCamelCase       ):
               self.assertEqual(jitted_output.shape    , output.shape       )



   @slow
   def 				lowerCAmelCase_     (       self   :      List[Any]       ):

      """simple docstring"""


      for model_class_name in self.all_model_classes:
         _SCREAMING_SNAKE_CASE			= model_class_name.from_pretrained("google/pegasus-large"    , from_pt=__lowerCamelCase       )
         _SCREAMING_SNAKE_CASE			= np.ones((1, 1)       )
         _SCREAMING_SNAKE_CASE			= model(__lowerCamelCase       )
         self.assertIsNotNone(__lowerCamelCase       )



   @slow
   def 				lowerCAmelCase_     (       self   :      Any       ):

      """simple docstring"""
      _SCREAMING_SNAKE_CASE			= FlaxPegasusForConditionalGeneration.from_pretrained("google/pegasus-xsum"       )
      _SCREAMING_SNAKE_CASE			= PegasusTokenizer.from_pretrained("google/pegasus-xsum"       )

      _SCREAMING_SNAKE_CASE			= [
          " PG&E stated it scheduled the blackouts in response to forecasts for high winds amid dry conditions. The aim is to reduce the risk of wildfires. Nearly 800 thousand customers were scheduled to be affected by the shutoffs which were expected to last through at least midday tomorrow.",
          " The London trio are up for best UK act and best album, as well as getting two nominations in the best song category.\"We got told like this morning 'Oh I think you're nominated'\", said Dappy.\"And I was like 'Oh yeah, which one?' And now we've got nominated for four awards. I mean, wow!\"Bandmate Fazer added: \"We thought it's best of us to come down and mingle with everyone and say hello to the cameras. And now we find we've got four nominations.\"The band have two shots at the best song prize, getting the nod for their Tynchy Stryder collaboration Number One, and single Strong Again.Their album Uncle B will also go up against records by the likes of Beyonce and Kanye West.N-Dubz picked up the best newcomer Mobo in 2007, but female member Tulisa said they wouldn't be too disappointed if they didn't win this time around.\"At the end of the day we're grateful to be where we are in our careers.\"If it don't happen then it don't happen - live to fight another day and keep on making albums and hits for the fans.\"Dappy also revealed they could be performing live several times on the night.The group will be doing Number One and also a possible rendition of the War Child single, I Got Soul.The charity song is a  re-working of The Killers' All These Things That I've Done and is set to feature artists like Chipmunk, Ironik and Pixie Lott.This year's Mobos will be held outside of London for the first time, in Glasgow on 30 September.N-Dubz said they were looking forward to performing for their Scottish fans and boasted about their recent shows north of the border.\"We just done Edinburgh the other day,\" said Dappy.\"We smashed up an N-Dubz show over there. We done Aberdeen about three or four months ago - we smashed up that show over there! Everywhere we go we smash it up!\" ",
      ]

      _SCREAMING_SNAKE_CASE			= [
          "California's largest electricity provider has turned off power to hundreds of thousands of customers.",
          "Pop group N-Dubz have revealed they were surprised to get four nominations for this year's Mobo Awards.",
      ]

      _SCREAMING_SNAKE_CASE			= tokenizer(__lowerCamelCase    , return_tensors="np"    , truncation=__lowerCamelCase    , max_length=5_1_2    , padding=__lowerCamelCase       )
      _SCREAMING_SNAKE_CASE			= model.generate(**__lowerCamelCase    , num_beams=2       ).sequences
      _SCREAMING_SNAKE_CASE			= tokenizer.batch_decode(__lowerCamelCase    , skip_special_tokens=__lowerCamelCase       )
      assert tgt_text == decoded





import torch

from diffusers import DDIMParallelScheduler

from .test_schedulers import SchedulerCommonTest







class 							lowerCamelCase__						(				UpperCAmelCase   ):






			"""simple docstring"""






			_UpperCamelCase		:       int 			=		(DDIMParallelScheduler,)
			_UpperCamelCase		:       List[Any] 			=		(('eta', 0.0), ('num_inference_steps', 50))




			def 					snake_case__					(				self   ,    **snake_case  ):

						'''simple docstring'''


						UpperCamelCase__       =							{
						    "num_train_timesteps": 1000,
						    "beta_start": 0.0001,
						    "beta_end": 0.02,
						    "beta_schedule": "linear",
						    "clip_sample": True,
						}

						config.update(**snake_case  )
						return config




			def 					snake_case__					(				self   ,    **snake_case  ):

						'''simple docstring'''


						UpperCamelCase__       =							self.scheduler_classes[0]
						UpperCamelCase__       =							self.get_scheduler_config(**snake_case  )
						UpperCamelCase__       =							scheduler_class(**snake_case  )

						UpperCamelCase__,   UpperCamelCase__       =							10, 0.0

						UpperCamelCase__       =							self.dummy_model()
						UpperCamelCase__       =							self.dummy_sample_deter

						scheduler.set_timesteps(snake_case  )

						for t in scheduler.timesteps:
									UpperCamelCase__       =							model(snake_case   ,    snake_case  )
									UpperCamelCase__       =							scheduler.step(snake_case   ,    snake_case   ,    snake_case   ,    snake_case  ).prev_sample

						return sample




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for timesteps in [100, 500, 1000]:
									self.check_over_configs(num_train_timesteps=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for steps_offset in [0, 1]:
									self.check_over_configs(steps_offset=snake_case  )

						UpperCamelCase__       =							self.scheduler_classes[0]
						UpperCamelCase__       =							self.get_scheduler_config(steps_offset=1  )
						UpperCamelCase__       =							scheduler_class(**snake_case  )
						scheduler.set_timesteps(5  )
						assert torch.equal(scheduler.timesteps   ,    torch.LongTensor([801, 601, 401, 201, 1]  )  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for beta_start, beta_end in zip([0.0001, 0.001, 0.01, 0.1]   ,    [0.002, 0.02, 0.2, 2]  ):
									self.check_over_configs(beta_start=snake_case   ,    beta_end=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for schedule in ["linear", "squaredcos_cap_v2"]:
									self.check_over_configs(beta_schedule=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for prediction_type in ["epsilon", "v_prediction"]:
									self.check_over_configs(prediction_type=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for clip_sample in [True, False]:
									self.check_over_configs(clip_sample=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for timestep_spacing in ["trailing", "leading"]:
									self.check_over_configs(timestep_spacing=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for rescale_betas_zero_snr in [True, False]:
									self.check_over_configs(rescale_betas_zero_snr=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						self.check_over_configs(thresholding=snake_case  )
						for threshold in [0.5, 1.0, 2.0]:
									for prediction_type in ["epsilon", "v_prediction"]:
												self.check_over_configs(
												    thresholding=snake_case   ,    prediction_type=snake_case   ,    sample_max_value=snake_case   ,    )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for t in [1, 10, 49]:
									self.check_over_forward(time_step=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for t, num_inference_steps in zip([1, 10, 50]   ,    [10, 50, 500]  ):
									self.check_over_forward(time_step=snake_case   ,    num_inference_steps=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						for t, eta in zip([1, 10, 49]   ,    [0.0, 0.5, 1.0]  ):
									self.check_over_forward(time_step=snake_case   ,    eta=snake_case  )




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						UpperCamelCase__       =							self.scheduler_classes[0]
						UpperCamelCase__       =							self.get_scheduler_config()
						UpperCamelCase__       =							scheduler_class(**snake_case  )

						assert torch.sum(torch.abs(scheduler._get_variance(0   ,    0  ) - 0.0  )  ) < 1E-5
						assert torch.sum(torch.abs(scheduler._get_variance(420   ,    400  ) - 0.14771  )  ) < 1E-5
						assert torch.sum(torch.abs(scheduler._get_variance(980   ,    960  ) - 0.32460  )  ) < 1E-5
						assert torch.sum(torch.abs(scheduler._get_variance(0   ,    0  ) - 0.0  )  ) < 1E-5
						assert torch.sum(torch.abs(scheduler._get_variance(487   ,    486  ) - 0.00979  )  ) < 1E-5
						assert torch.sum(torch.abs(scheduler._get_variance(999   ,    998  ) - 0.02  )  ) < 1E-5




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						UpperCamelCase__       =							self.scheduler_classes[0]
						UpperCamelCase__       =							self.get_scheduler_config()
						UpperCamelCase__       =							scheduler_class(**snake_case  )

						UpperCamelCase__,   UpperCamelCase__       =							10, 0.0
						scheduler.set_timesteps(snake_case  )

						UpperCamelCase__       =							self.dummy_model()
						UpperCamelCase__       =							self.dummy_sample_deter
						UpperCamelCase__       =							self.dummy_sample_deter + 0.1
						UpperCamelCase__       =							self.dummy_sample_deter - 0.1

						UpperCamelCase__       =							samplea.shape[0]
						UpperCamelCase__       =							torch.stack([samplea, samplea, samplea]   ,    dim=0  )
						UpperCamelCase__       =							torch.arange(snake_case  )[0:3, None].repeat(1   ,    snake_case  )

						UpperCamelCase__       =							model(samples.flatten(0   ,    1  )   ,    timesteps.flatten(0   ,    1  )  )
						UpperCamelCase__       =							scheduler.batch_step_no_noise(snake_case   ,    timesteps.flatten(0   ,    1  )   ,    samples.flatten(0   ,    1  )   ,    snake_case  )

						UpperCamelCase__       =							torch.sum(torch.abs(snake_case  )  )
						UpperCamelCase__       =							torch.mean(torch.abs(snake_case  )  )

						assert abs(result_sum.item() - 1147.7904  ) < 1E-2
						assert abs(result_mean.item() - 0.4982  ) < 1E-3




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						UpperCamelCase__       =							self.full_loop()

						UpperCamelCase__       =							torch.sum(torch.abs(snake_case  )  )
						UpperCamelCase__       =							torch.mean(torch.abs(snake_case  )  )

						assert abs(result_sum.item() - 172.0067  ) < 1E-2
						assert abs(result_mean.item() - 0.223967  ) < 1E-3




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						UpperCamelCase__       =							self.full_loop(prediction_type="v_prediction"  )

						UpperCamelCase__       =							torch.sum(torch.abs(snake_case  )  )
						UpperCamelCase__       =							torch.mean(torch.abs(snake_case  )  )

						assert abs(result_sum.item() - 52.5302  ) < 1E-2
						assert abs(result_mean.item() - 0.0684  ) < 1E-3




			def 					snake_case__					(				self  ):

						'''simple docstring'''


						UpperCamelCase__       =							self.full_loop(set_alpha_to_one=snake_case   ,    beta_start=0.01  )
						UpperCamelCase__       =							torch.sum(torch.abs(snake_case  )  )
						UpperCamelCase__       =							torch.mean(torch.abs(snake_case  )  )

						assert abs(result_sum.item() - 149.8295  ) < 1E-2
						assert abs(result_mean.item() - 0.1951  ) < 1E-3







			def 					snake_case__					(				self  ):

						'''simple docstring'''


						UpperCamelCase__       =							self.full_loop(set_alpha_to_one=snake_case   ,    beta_start=0.01  )
						UpperCamelCase__       =							torch.sum(torch.abs(snake_case  )  )
						UpperCamelCase__       =							torch.mean(torch.abs(snake_case  )  )

						assert abs(result_sum.item() - 149.0784  ) < 1E-2
						assert abs(result_mean.item() - 0.1941  ) < 1E-3


